<?php

$path = '../tmp/';

$tempfilename = $_REQUEST['filename'].'.pdf';
if (strstr($tempfilename, '/') || strstr($tempfilename, '\\')) {
    die("Filename should not contain \ or / ");
}
$opname = $_REQUEST['opname'];
$dest = $_REQUEST['dest'];
    if ($tempfilename && file_exists($path.$tempfilename)) {
        // mPDF 5.3.17
        if ($dest=='I') {
            if (PHP_SAPI!='cli') {
                header('Content-Type: application/pdf');
                header('Content-disposition: inline; filename="'.$name.'"');
                header('Cache-Control: public, must-revalidate, max-age=0');
                header('Pragma: public');
                header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
                header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
            }
        } elseif ($dest=='D') {
            header('Content-Description: File Transfer');
            if (headers_sent()) {
                $this->Error('Some data has already been output to browser, can\'t send PDF file');
            }
            header('Content-Transfer-Encoding: binary');
            header('Cache-Control: public, must-revalidate, max-age=0');
            header('Pragma: public');
            header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
            header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
            header('Content-Type: application/force-download');
            header('Content-Type: application/octet-stream', false);
            header('Content-Type: application/download', false);
            header('Content-Type: application/pdf', false);
            header('Content-disposition: attachment; filename="'.$name.'"');
        }
        $filesize = filesize($path.$tempfilename);
        if (!isset($_SERVER['HTTP_ACCEPT_ENCODING']) or empty($_SERVER['HTTP_ACCEPT_ENCODING'])) {
            // don't use length if server using compression
            header('Content-Length: '.$filesize);
        }
        $fd=fopen($path.$tempfilename, 'rb');
        fpassthru($fd);
        fclose($fd);
        unlink($path.$tempfilename);
        // ====================== DELETE OLD FILES - Housekeeping =========================================
        // Clear any files in directory that are >24 hrs old
        $interval = 86400;
        if ($handle = opendir(dirname($path.'dummy'))) {
            while (false !== ($file = readdir($handle))) {
                if (((filemtime($path.$file)+$interval) < time()) && ($file != "..") && ($file != ".") && substr($file, -3)=='pdf') {
                    unlink($path.$file);
                }
            }
            closedir($handle);
        }
        exit;
    }
